/Engine/Source/Runtime/GeometryCore/Public/Spatial/FastWinding.h
Precompute constant coefficients of triangle winding number approximation (serial implementation) P: 'Center' of expansion for Triangles (area-weighted centroid avg) R: max distance from P to Triangles Order1: first-order vector coeff Order2: second-order matrix coeff TriCache: precomputed triangle centroid/normal/area
namespace FastTriWinding { template<class TriangleMeshType, class IterableTriangleIndices> void FastTriWinding::ComputeCoeffsSerial ( const TriangleMeshType & Mesh, const IterableTriangleIndices & Triangles, const [FMeshTriInfoCache](API\Runtime\GeometryCore\Util\FMeshTriInfoCache) & TriCache, FVector3d & P, double & R, FVector3d & Order1, [FMatrix3d](API\Runtime\GeometryCore\FMatrix3d) & Order2 ) }